The Control Unit CU310-2 DP (PROFIBUS) is a vital component of the Sinamics S120 Drive. This control module is designed for single-motor drives, implementing the drive's open-loop and closed-loop control functions. It controls the Power Modules in the blocksize format via the PM-IF interface, while Power Modules Chassis are controlled from the Control Unit via the DRIVE-CLiQ interface.

Key Features of the Control Unit CU310-2 DP (PROFIBUS)

The CU310-2 DP Control Unit offers a range of features that make it a versatile and efficient component of the Sinamics S120 Drive. These include:

• PROFIBUS as an external communications interface
• LAN (Ethernet)
• TTL/HTL/SSI – encoder evaluation
• Analog setpoint input

The CU310-2 DP is hot-pluggable and can be used with version 4.4 or higher firmware.

Interfaces on the CU310-2 DP

The CU310-2 DP Control Unit is equipped with several interfaces, including:

• 11 isolated digital inputs
• 8 non-isolated digital inputs/outputs
• 1 isolated digital output
• 1 non-isolated analog input
• 1 DRIVE-CLiQ interface
• 1 PROFIBUS interface
• 1 serial interface (RS232)
• 1 encoder interface (HTL/TTL/SSI)
• 1 LAN (Ethernet)
• 1 temperature sensor input
• 1 EP terminal
• 3 measuring sockets

X100 DRIVE-CLiQ Interface

The X100 DRIVE-CLiQ interface is a crucial CU310-2 DP Control Unit feature. This interface includes transmitting data (+ and -), receiving data (+ and -), power supply, and electronic ground. The blanking cover for the DRIVE-CLiQ port is included in the scope of delivery.

Technical Data

The CU310-2 DP Control Unit operates with a voltage of DC 24 (20,4 … 28,8), a current of 0,8 ADC, and a power loss of less than 20W. The maximum DRIVE-CLiQ cable length is 100m. The unit weighs 0.95 kg.

In conclusion, the Control Unit CU310-2 DP (PROFIBUS) is a crucial component of the Sinamics S120 Drive, offering a range of features and interfaces that enhance the drive's functionality and performance. Understanding its features, functions, and technical data is essential for the optimal operation and maintenance of the Sinamics S120 Drive.